Answer:
a) Number of Economics pages that can be read in 5 hours = 5 * 20 = 100
Number of Sociology pages that can be read in 5 hours = 5 * 50 = 250
Find attached production possibility Frontier diagram showing Economics pages and sociology pages that Maria can read in 5 hours
b) It takes two hours to Maria to read 100 sociology pages, meaning in 2 hours, number of Economics pages that Maria can read = 20 * 2 = 40
Opportunity cost of reading 100 pages of sociology is the number of Economics pages forgone, which is equal to 40 pages.
Explanation: